31836720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1217}}^1$

素因数の和:1342

約数の個数: 80

約数和(自身を含む): 99681120

約数和(自身を除く): 67844400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 1090, 1217, 1308, 1635, 1744, 2180, 2434, 2616, 3270, 3651, 4360, 4868, 5232, 6085, 6540, 7302, 8720, 9736, 12170, 13080, 14604, 18255, 19472, 24340, 26160, 29208, 36510, 48680, 58416, 73020, 97360, 132653, 146040, 265306, 292080, 397959, 530612, 663265, 795918, 1061224, 1326530, 1591836, 1989795, 2122448, 2653060, 3183672, 3979590, 5306120, 6367344, 7959180, 10612240, 15918360, 31836720]

約数ペア:

[(1, 31836720), (2, 15918360), (3, 10612240), (4, 7959180), (5, 6367344), (6, 5306120), (8, 3979590), (10, 3183672), (12, 2653060), (15, 2122448), (16, 1989795), (20, 1591836), (24, 1326530), (30, 1061224), (40, 795918), (48, 663265), (60, 530612), (80, 397959), (109, 292080), (120, 265306), (218, 146040), (240, 132653), (327, 97360), (436, 73020), (545, 58416), (654, 48680), (872, 36510), (1090, 29208), (1217, 26160), (1308, 24340), (1635, 19472), (1744, 18255), (2180, 14604), (2434, 13080), (2616, 12170), (3270, 9736), (3651, 8720), (4360, 7302), (4868, 6540), (5232, 6085)]